GAI-Tronics 10959-209 Audio Messenger Interface for ADVANCE - Manual (Page 11)

Pub. 42004-492A
M ODEL 10959-209 A UDIO M ESSENGER I NTERFACE FOR ADVANCE P AGE
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Level Adjustments
Display Brightness
R237 on the Main PCBA adjusts the brightness of the LCD display on the front of the assembly.
Telephone Line Levels
On the optional Telephone Interface PCBA two potentiometers adjust telephone audio levels. The
Receiver Volume potentiometer, R36, adjusts the volume level from the telephone line. The Transmit
Volume Potentiometer, R1, adjusts the volume to the telephone line.
Party Line Levels
On the Page/Party ® Interface PCBA two potentiometers adjust party line audio levels. The Party Volume
potentiometer, R66, adjusts the volume level to the party line. The Party Sidetone Potentiometer, R30,
adjusts sidetone level from the party line.
Page Line Levels
On the Page/Party ® Interface PCBA two potentiometers adjust page line audio levels. The Page Volume
potentiometer, R39, adjusts the volume level to the page line. The Page Monitor potentiometer, R69,
adjusts monitor level of audio activity on the page line.
Date and Time Set Up
The MCU serving the ADVANCE system will automatically update the date and time of the AMI(s).
The update will occur periodically while the MCU is running and no user interface is required.
Figure 5. Front View of AMI